Home / 27,168.66-37,492.65-15,231.99

Finding the Fourth Proportional to 27,168.66, 37,492.65 and 15,231.99

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Solution

The fourth proportional to 27,168.66, 37,492.65 and 15,231.99 is: 21,020.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,168.66 : 37,492.65 = 15,231.99 : x
  2. Step 2: Convert to fraction form
    27,168.66/37,492.65 = 15,231.99/x
  3. Step 3: Cross multiply
    27,168.66x = 37,492.65 × 15,231.99
  4. Step 4: Simplify right side
    27,168.66x = 571,087,669.87
  5. Step 5: Solve for x
    x = 571,087,669.87/27,168.66
  6. Step 6: Final answer
    x = 21,020.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.